<template>
	<div class="my-counter">
		<button type="button" class="btn btn-light" :class="{disabled: list.goods_count <= 1}" @click="jian">-</button>
		<input type="number" class="form-control inp" v-model.number="list.goods_count">
		<button type="button" class="btn btn-light" @click="add">+</button>
	</div>
</template>

<script>
	export default {
		props: {
			list: {
				type: Object,
				required: true
			}
		},
		methods: {
			jian() {
				this.list.goods_count--
			},
			add() {
				this.list.goods_count++
			}
		},
		watch: {
			list: {
				deep: true,
				handler() {
					if (this.list.goods_count <= 1){
						this.list.goods_count = 1
					}
				}
			}
		}
	}
</script>

<style lang="less" scoped>
	.my-counter {
		display: flex;

		.inp {
			width: 45px;
			text-align: center;
			margin: 0 10px;
		}

		.btn,
		.inp {
			transform: scale(0.9);
		}
	}
</style>
